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(parent: 31ca020) | patch
TTY: fix DTR being raised on hang up
authorJohan Hovold <jhovold@gmail.com>
Thu, 7 Mar 2013 14:55:50 +0000 (15:55 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 18 Mar 2013 23:27:53 +0000 (16:27 -0700)
commite584a02cf517537a3d13c7f85ced45fd07ab85cd
tree2c1e6f1696212b28e95e0ef78298510670f9e6dbtree | snapshot
parent31ca020b57f7c08da187613cf20becd664c467facommit | diff
TTY: fix DTR being raised on hang up

Make sure to check ASYNC_INITIALISED before raising DTR when waking up
from blocked open in tty_port_block_til_ready.

Currently DTR could get raised at hang up as a blocked process would
raise DTR unconditionally before checking for hang up and returning.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/tty_port.c diff | blob | history
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